And the paper studies and works out monitoring software in the whole system, including A/D acquisition and control, data exchange, DCI driver and digital signal filtering and data preprocess software.
并研究编制了整个系统的监控软件,包括A/D采集和控制、数据通讯、显控等部分接口驱动程序以及数字信号滤波数据预处理软件;
Using the principle of adaptive digital filtering, a method for measuring the distortion factor of a signal with floating parameters is devised.
本文提出了一种利用自适应数字滤波原理对有参数漂移的信号进行失真系数测定的方法。
A simple method of digital filtering which applies to processing linear, continuous and slow changing signal is introduced.
介绍了一种处理被测信号为线性、连续、缓慢变化的较为简单的数字滤波方法。
The object of digital filtering is digital signal, such as broadcasting sound in computer.
数字滤波的工作对象即是数字信号,如电脑内的播放声音。
In this algorithm, the digital differential filtering (DDF) is used to process the sampled signals, the timing component of signal is improved, and therefore the convergence speed is quickened.
该方法用数字差分滤波对采样信号进行处理,提高了信号中的定时分量,从而加快了算法的收敛速度。
A mathematic model is built after analyzing various kinds of digital filtering and processing the signal of sensor.
然后分析了各种数字滤波方法的特点,针对传感器信号的特点进行处理,并建立了数学模型。
Reflected wave signal is processed by double channels two-order low-pass active filtering in hardware, and indicator diagram signal is processed by digital filtering in software.
液面反射波信号主要在硬件方面采用双通道二阶有源低通滤波,功图信号则在软件方面采用数字滤波算法。
As nonlinear filtering for digital signals processing, morphology filter is able to identify the features of fringe and shape of the signal.
形态滤波为数字信号处理提供了一种新的非线性滤波方式,它可以有效地提取出信号的边缘轮廓以及信号的形状特征。
Before test the ultrasonic propagation time, we also use the digital filtering algorithm in the sampled signal to better eliminate noise and improve accuracy.
在进行超声波传播时间检测前,对采样信号还进行了数字滤波算法以更好的消除噪声影响,提高检测精度。
The paper presents a non-reference-signal algorithm of adaptive digital filtering on the basis of data fusion of multisensor.
介绍了一种基于多传感器融合无参考信号的自适应数字滤波算法。
The filtering of the image signal is one of the important technologies in the filed of digital image processing.
图像信号滤波是数字图像处理领域的重要技术之一。
This paper analyzes the digital down conversion (DDC) of wideband reconnaissance receiver IF digital signal based on polyphase filtering.
分析了基于多相滤波结构的宽带侦察接收机中频数字信号下变频处理方法。
A signal distortion measurement method, which is based on the digital notch filtering technique is proposed.
主要提出基于数字陷波滤波技术的失真度测量方法。
Digital filtering is an important part of digital signal processing, the design of digital filters is one of the kernel problems in digital signal processing.
数字滤波技术是数字信号处理的重要组成部分,滤波器的设计是信号处理的核心问题之一。
Aiming at the problem of phase error caused by normal filters in signal processing , summarizes the important meaning of digital filtering with zero phase error.
针对通常情况下滤波器引起的相移问题 ,概述零相位滤波的重要意义。
To reduce certain sinusoidal frequency components in a signal in amplitude, digital filtering is done.
为了减少在信号幅度上一定的正弦信号部分的频率,数字滤波器应运而生了。
FIR digital filters realized on person al computer were used for signal filtering and cancellation of respiratory interference.
系统以普通个人计算机为基础实现了FIR数字滤波器,能够有效地滤除由呼吸等因素造成的干扰。
A real time processing system based on a digital signal processor is described in this paper, and the signal frequency of vortex flowmeter is computed by means of an adaptive notch filtering method.
本文介绍了以数字信号处理器(dsp)为核心的实时处理系统,采用自适应陷波方法计算涡街流量计信号的频率。
A real time processing system based on a digital signal processor is described in this paper, and the signal frequency of vortex flowmeter is computed by means of an adaptive notch filtering method.
本文介绍了以数字信号处理器(dsp)为核心的实时处理系统,采用自适应陷波方法计算涡街流量计信号的频率。
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